1332003121 has 16 divisors (see below), whose sum is σ = 1389024000. Its totient is φ = 1276329600.

The previous prime is 1332003119. The next prime is 1332003139. The reversal of 1332003121 is 1213002331.

It is a cyclic number.

It is not a de Polignac number, because 1332003121 - 2¹ = 1332003119 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1332003095 and 1332003104.

It is not an unprimeable number, because it can be changed into a prime (1332003181) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 682455 + ... + 684403.

It is an arithmetic number, because the mean of its divisors is an integer number (86814000).

Almost surely, 2^1332003121 is an apocalyptic number.

It is an amenable number.

1332003121 is a deficient number, since it is larger than the sum of its proper divisors (57020879).

1332003121 is a wasteful number, since it uses less digits than its factorization.

1332003121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2280.

The product of its (nonzero) digits is 108, while the sum is 16.

The square root of 1332003121 is about 36496.6179392009. The cubic root of 1332003121 is about 1100.2762724798.

Adding to 1332003121 its reverse (1213002331), we get a palindrome (2545005452).

The spelling of 1332003121 in words is "one billion, three hundred thirty-two million, three thousand, one hundred twenty-one".